[urq] Bad ISV Causes Racing Idle?

[fdekat]

HEllo Todd:

Could the 'closed throttle' switch be malfunctioning? (I'm not sure it if's a
normally open or closed switch). 

One never knows...  IT *is* mechanical, and it was supplied by Audi!


-Frank-

> Message: 1
> Date: Mon, 11 Aug 2008 12:16:19 -0700 (PDT)
> From: Todd Phenneger <tquattroguy at yahoo.com>
> Subject: Re: [urq] Bad ISV Causes Racing Idle?
> To: urq list <urq at audifans.com>, SpotatAshleys
> 	<spotatashleys at hotmail.com>
> Message-ID: <468838.27774.qm at web37008.mail.mud.yahoo.com>
> Content-Type: text/plain; charset=us-ascii
> 
> Yea, I already pulled it and cleaned it with Carb Cleaner to no Avail.
> 
> But my questions still exists.  CAN JUST the ISV failure cause a car to
> Idle that high.  3,500 - 4,000 RPM.  I mean, crimping the line to the ISV
> causes the idle to die so I'm thinking yes, Its just normally when I hear
> of ISV failures its cars dying or not idleing well.  But in this case, it
> just Idles at 4k RPM.  I didnt realize the ISV could pass that much air
> through.
>